<!DOCTYPE html>
<html lang="zh" class="no-js">
<head>
    <meta charset="UTF-8" />
    <meta http-equiv="Content-Security-Policy" content="upgrade-insecure-requests">
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>404 Not Found</title>
    <style type="text/css">
        *{margin: 0;padding: 0;}
        body{background-color: rgb(244,244,244);}
        .content{
            width: 1200px;
            height:680px;
            margin: 50px auto;
            background-image: url("/static/index/img/404.jpg");
            background-repeat: no-repeat;
            background-position: center;
            background-size: contain;
        }
        .return{display: block;margin: 50px auto;width: 100px;height: 40px;border-radius: 5px;background-color: rgb(116,133,159);line-height: 40px;text-decoration: none;font-size: 14px;text-align: center;color: #fff;font-family: Microsoft YaHei;-moz-box-shadow:2px 2px 13px #636363; -webkit-box-shadow:2px 2px 13px #636363; box-shadow:2px 2px 13px #636363;}
        @media screen and (max-width: 1200px){
            .content{
                width: 800px;
                height:453px;
            }
        }
        @media screen and (max-width: 800px){
            .content{
                width: 600px;
                height:340px;
            }
        }
        @media screen and (max-width: 600px){
            .content{
                width: 100%;
                height:400px;
            }
        }
    </style>
</head>
<body>
<div class="content">
</div>
<a class="return" href="/">返回首页</a>
</body>
</html>